SOLUTION: For the function f(x)=(3-4x)^2, find f^-1. Determine whether f^1 is a function.
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Question 829446: For the function f(x)=(3-4x)^2, find f^-1. Determine whether f^1 is a function.
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
Use x,y notation.
Now interchange x and y and solve for y.
Take the square root of both sides:
and
and
This "new" y is the inverse of the original function.
The inverse is not a function since it does not provide one y value for each x value, it provides 2.
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